Midvale, Utah has a Humid Continental Hot Summers With Year Around Precipitation climate (Köppen classification: Dfa). Average annual temperatures range from 5 °C (low) to 18.2 °C (high). Annual precipitation averages 429.5 Millimeters. Midvale is located in USDA Plant Hardiness Zone 7b. The growing season typically runs from the last frost around Apr. 11 - Apr. 20 through the first frost around Oct. 21 - Oct. 31.
| Month | Avg. Low | Avg. High | Avg. Precip |
|---|---|---|---|
| January | -5.5 °C | 4.2 °C | 36.07 mm |
| February | -3.4 °C | 7.1 °C | 38.61 mm |
| March | 0.8 °C | 12.8 °C | 46.99 mm |
| April | 3.3 °C | 16.6 °C | 57.15 mm |
| May | 8.2 °C | 22.2 °C | 53.59 mm |
| June | 12.7 °C | 28.3 °C | 26.42 mm |
| July | 17.7 °C | 33.7 °C | 14.99 mm |
| August | 16.7 °C | 32.8 °C | 20.32 mm |
| September | 11.3 °C | 26.9 °C | 29.21 mm |
| October | 4.8 °C | 18.8 °C | 37.85 mm |
| November | -0.9 °C | 10.6 °C | 32.77 mm |
| December | -5.2 °C | 4.4 °C | 35.56 mm |
| Annual | 5 °C | 18.2 °C | 429.53 mm |
| Average First Frost Date | Oct. 21 - Oct. 31 |
| Average Last Frost Date | Apr. 11 - Apr. 20 |
| Average Days With Frost | 100-125 Days |
| Plant Hardiness Zone | Zone 7b : -15°C to -12.2°C |
| Plant Hardiness Zone - 2012 | Zone 7a : -17.8°C to -15°C |
| Current Drought Conditions | Extreme Drought |
| Köppen Climate Classification | Dfa - Humid Continental Hot Summers With Year Around Precipitation |